store:polygon data:fix - previous stop condition missed data

if segment_end passes dtend, we may stop even though we still haven;t collected all the data until dtend

Author: shlomiku

alpaca_backtrader_api/alpacastore.py

@@ -518,12 +518,11 @@ def _clear_out_of_market_hours(df):
  segment_start = dtbegin
  segment_end = segment_start + timedelta(weeks=2) if \
  dtend - dtbegin >= timedelta(weeks=2) else dtend
- while segment_end <= dtend:
- if not cdl.empty and dtend <= cdl.index[-1]:
- # when resampling the data dtend is not promised to be
- # a part of cdl. we just want to make sure we have data
- # that should contain it.
- break
+ while cdl.empty or cdl.index[-1] < dtend:
+ # we want to collect data until the last row is later than
+ # the requested dtend. we don't force it to contain dtend
+ # because it might be missing, or we may be resampling (so
+ # again, it will be missing)
  response = self.oapi.polygon.historic_agg_v2(
  dataname,
  compression,